Our D-LI108 battery for Pentax Optio cameras is rated at 1000mAh and designed for high performance and safety. D-LI108 battery can be charged with either the original Pentax D-BC108 charger or any compatible third-party D-LI108 battery charger. D-LI108 battery is guaranteed to meet or exceed OEM specifications and is fully compatible with the following Pentax camera models: